Selenium standard solution ( 硒标准液 )

产品名称：Selenium standard solution ( 硒标准液 )
产品货号：1197960100,1197960500
产品包装：Plastic bottle
产品规格： 100 ml/500 ml

产品信息
Synonyms Selenium standard for aqueous matrices ready foruse
HS Code 3822 00 00
化学及物理数据
Solubility (20 °C) soluble
Density 1.013 g/cm3 (20 °C)
pH value 0.5 (H2O, 20 °C)
**标示
R Phrase R 36/38
Irritating to eyes and skin.
S Phrase S 26
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Categories of danger irritant
Hazard Symbol Irritant
Storage class 8 B Non combustible, corrosive substances
WGK WGK 1 slightly water endangering
Disposal 17
Inorganic selenium compounds are toxic and must be handled with caution. Container E. Elemental selenium can be recovered by first oxidizing the salts in aqueous solution with concentrated Nitric acid (Cat.No. 100443). The addition of Sodium hydrogen sulfite solution (Item No. 806356) then causes elemental selenium to precipitate out. Aqueous phase: Container D.
交通信息
Declaration (railroad and road) ADR, RID UN 3264 Ätzender saurer anorganischer flüssiger Stoff, n.a.g.(ENTH. SALPETERSAEURELOESUNG), 8, III
Declaration (transport by sea) IMDG-Code UN 3264 CORROSIVE LIQUID, ACIDIC, INORGANIC, N.O.S.(CONT. NITRIC ACID NOT MORE THAN 5%), 8, III, Segregation Group: 1 (Acids)
Declaration (transport by air) IATA-DGR UN 3264 CORROSIVE LIQUID, ACIDIC, INORGANIC, N.O.S.(CONT. NITRIC ACID SOLUTION), 8, III
分类
Concentration β (Se) 990 - 1010 mg/l
Determination method: ICP-OES. (traceable to NIST - SRM 3149) Accuracy of the method: +/- 5 mg/l

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